Non-Polar Column Mix #1 Back Catalog number: 92556 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0951.9-K-IO 7-Methylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 14315-15-2 Price on request 54533 Ammonium (NH4+) Price on request 2661.12-K-IO Arochlor 1232, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11141-16-5 Price on request